a)scrie numere naturale mai mari decat 999989  si cel mult egale cu 1.000.000
b)cel putin egale cu 999989 si mai mici decat 1000000
c) cel putin egale cu  999989 si cel mult egale cu 1000000
e) cuprinse intre 990989 si 1000000

Răspuns :

a)999990,999991,999992,999993,999994,999995,999996,999997,
999998.999999,1000000
b)999989,999990,999992,999993,999994,999995,999996,999997,
999998,999999
c)999989,999990,999991,999992,999993,999994,999995,999996,
999997.999998.999999,1000000
d)990989,990990,990991,990992,990993.990994,990995,990996,990997
990998,990999,991000......999999,